Climbing down the outside from level XVI on the Pyramid of Cheops, Giza, Egypt.

Climbing up & down Pyramid of the Sun (the BIG one!) at Teotihuacan, outside Mexico City.

Going on an inaugural QANTAS flight from here to Antarctica, as a Day Trip!
13 hours flying, including 3 over Australian Territory there, & 11670 Klms flown!
Scenery was breathtaking & spectacular from 10000'!